Synopsys, Inc. (SNPS)
 NASDAQ: SNPS · Real-Time Price · USD
 453.82
 +10.89 (2.46%)
  At close: Oct 31, 2025, 4:00 PM EDT
453.68
 -0.14 (-0.03%)
  After-hours: Oct 31, 2025, 7:24 PM EDT
Synopsys Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume | 
|---|---|---|---|---|---|---|---|
| Oct 31, 2025 | 445.30 | 456.24 | 442.69 | 453.82 | 453.82 | 2.46% | 1,698,729 | 
| Oct 30, 2025 | 450.00 | 452.77 | 438.55 | 442.93 | 442.93 | -2.73% | 1,717,041 | 
| Oct 29, 2025 | 454.75 | 457.15 | 444.46 | 455.34 | 455.34 | -0.33% | 2,315,115 | 
| Oct 28, 2025 | 461.68 | 462.40 | 445.00 | 456.83 | 456.83 | -1.84% | 2,173,824 | 
| Oct 27, 2025 | 471.28 | 475.42 | 461.49 | 465.41 | 465.41 | 0.26% | 1,720,491 | 
| Oct 24, 2025 | 461.65 | 473.49 | 458.13 | 464.18 | 464.18 | 1.77% | 1,294,614 | 
| Oct 23, 2025 | 452.00 | 460.41 | 450.50 | 456.09 | 456.09 | 0.39% | 1,384,061 | 
| Oct 22, 2025 | 456.48 | 465.75 | 444.36 | 454.30 | 454.30 | -1.03% | 2,755,264 | 
| Oct 21, 2025 | 448.25 | 459.69 | 445.01 | 459.04 | 459.04 | 1.26% | 1,356,252 | 
| Oct 20, 2025 | 450.66 | 457.82 | 449.00 | 453.35 | 453.35 | 1.28% | 1,539,868 | 
| Oct 17, 2025 | 435.64 | 456.84 | 435.26 | 447.64 | 447.64 | 1.69% | 2,510,448 | 
| Oct 16, 2025 | 439.53 | 445.54 | 435.58 | 440.20 | 440.20 | 0.99% | 1,931,270 | 
| Oct 15, 2025 | 446.26 | 448.89 | 432.00 | 435.90 | 435.90 | -1.77% | 3,109,662 | 
| Oct 14, 2025 | 436.41 | 452.80 | 433.36 | 443.76 | 443.76 | -0.95% | 2,937,588 | 
| Oct 13, 2025 | 449.48 | 453.80 | 440.00 | 448.00 | 448.00 | 2.07% | 2,260,571 | 
| Oct 10, 2025 | 484.41 | 487.58 | 437.27 | 438.92 | 438.92 | -9.39% | 3,588,204 | 
| Oct 9, 2025 | 487.50 | 488.08 | 480.69 | 484.41 | 484.41 | -1.01% | 1,727,503 | 
| Oct 8, 2025 | 476.81 | 492.36 | 476.72 | 489.36 | 489.36 | 2.41% | 1,789,645 | 
| Oct 7, 2025 | 484.11 | 484.11 | 468.43 | 477.83 | 477.83 | -0.08% | 1,222,238 | 
| Oct 6, 2025 | 471.99 | 481.23 | 469.55 | 478.22 | 478.22 | 1.93% | 1,650,967 | 
| Oct 3, 2025 | 473.50 | 475.80 | 466.59 | 469.17 | 469.17 | -0.42% | 2,263,600 | 
| Oct 2, 2025 | 484.70 | 489.29 | 470.35 | 471.15 | 471.15 | -3.61% | 2,693,359 | 
| Oct 1, 2025 | 488.75 | 495.72 | 484.50 | 488.78 | 488.78 | -0.93% | 2,017,588 | 
| Sep 30, 2025 | 482.05 | 495.21 | 480.79 | 493.39 | 493.39 | 2.45% | 2,649,377 | 
| Sep 29, 2025 | 488.00 | 491.96 | 478.28 | 481.61 | 481.61 | -1.26% | 2,905,471 | 
| Sep 26, 2025 | 477.14 | 493.00 | 477.14 | 487.76 | 487.76 | 0.11% | 2,533,277 | 
| Sep 25, 2025 | 462.50 | 487.59 | 462.00 | 487.20 | 487.20 | 4.08% | 3,647,299 | 
| Sep 24, 2025 | 491.00 | 491.32 | 464.24 | 468.09 | 468.09 | -4.53% | 4,028,363 | 
| Sep 23, 2025 | 511.46 | 513.00 | 488.58 | 490.32 | 490.32 | -4.75% | 3,517,931 | 
| Sep 22, 2025 | 490.00 | 515.64 | 481.46 | 514.79 | 514.79 | 3.89% | 4,831,772 | 
| Sep 19, 2025 | 479.00 | 498.05 | 475.28 | 495.50 | 495.50 | 3.21% | 6,099,828 | 
| Sep 18, 2025 | 460.00 | 483.24 | 448.00 | 480.11 | 480.11 | 12.86% | 8,240,335 | 
| Sep 17, 2025 | 425.00 | 429.25 | 417.51 | 425.40 | 425.40 | -0.13% | 3,082,105 | 
| Sep 16, 2025 | 420.55 | 427.37 | 417.00 | 425.97 | 425.97 | 1.61% | 3,006,152 | 
| Sep 15, 2025 | 431.50 | 433.99 | 416.79 | 419.20 | 419.20 | -1.47% | 4,432,296 | 
| Sep 12, 2025 | 443.82 | 444.19 | 421.94 | 425.45 | 425.45 | -2.89% | 6,689,000 | 
| Sep 11, 2025 | 415.97 | 439.68 | 405.50 | 438.10 | 438.10 | 12.98% | 15,275,581 | 
| Sep 10, 2025 | 427.80 | 429.64 | 380.84 | 387.78 | 387.78 | -35.84% | 21,155,816 | 
| Sep 9, 2025 | 610.94 | 614.89 | 602.50 | 604.37 | 604.37 | -0.77% | 2,236,236 | 
| Sep 8, 2025 | 600.92 | 615.79 | 599.22 | 609.08 | 609.08 | 1.83% | 1,729,462 | 
| Sep 5, 2025 | 609.77 | 615.75 | 594.61 | 598.14 | 598.14 | -0.63% | 1,389,122 | 
| Sep 4, 2025 | 591.99 | 602.85 | 584.00 | 601.96 | 601.96 | 1.66% | 1,012,922 | 
| Sep 3, 2025 | 590.76 | 593.70 | 586.77 | 592.12 | 592.12 | 0.02% | 822,879 | 
| Sep 2, 2025 | 589.05 | 596.82 | 584.01 | 592.01 | 592.01 | -1.91% | 1,399,878 | 
| Aug 29, 2025 | 608.98 | 612.00 | 601.94 | 603.52 | 603.52 | -1.41% | 993,108 | 
| Aug 28, 2025 | 605.03 | 614.63 | 604.99 | 612.17 | 612.17 | 1.49% | 902,258 | 
| Aug 27, 2025 | 596.94 | 603.87 | 593.32 | 603.17 | 603.17 | 1.20% | 916,629 | 
| Aug 26, 2025 | 595.93 | 600.13 | 593.00 | 596.00 | 596.00 | -0.17% | 1,224,369 | 
| Aug 25, 2025 | 604.97 | 605.34 | 596.10 | 597.00 | 597.00 | -1.57% | 783,818 | 
| Aug 22, 2025 | 600.36 | 612.98 | 597.48 | 606.52 | 606.52 | 1.40% | 863,358 |